The STP Series is a line of fully packaged storage water heaters with a double wall brazed plate heat exchanger that replenishes hot water efficiently. The heat exchangers are made of 316L stainless steel plates that are AHRI 400 rated. The hot water is stored in a standard carbon steel tank with a double glass lining or a duplex stainless steel model.
Recovery rates range from 600 to 10,800 gallons per hour with 180 degee F. boiler water for 100 degree F. temperature rise. Features electronic controls and is compatible with a building management system via ModBus or BACnet.